List 4 clinical signs, (not involving the limbs) of cerebellar dysfunction.
2. Titubation (head bobbing)
3. Truncal ataxia
4. Staccato speech
7. Kinetic tremor
This is cheating, because kinetic tremor and hypotonia are difficult to test without involving the limbs.
Walker, in the below-linked book chapter, identifies the following signs:
Walker, Henry Kenneth, Wilbur Dallas Hall, and John Willis Hurst. Clinical Methods: The History, Physical, and Laboratory Examinations. Chapter 69, by Kenneth Walker. Butterworths, 1990.